Answer:
a = - 3 and b = 4
Step-by-step explanation:
Given

Simplify 
=
=
×
= 3
Thus expression can be written as

Multiply numerator/denominator by 
noting that
×
= 2
= 
= 
Dividing each term on the numerator by 2
= 4
- 3
= - 3 + 4
with a = - 3 and b = 4
Well the perimeter is 12x2 +16x2=56cm
Answer:
the domain is 5,-6,8,5 the range is 2,2,4,13 it is not a function
Answer:
See attachment
Step-by-step explanation:
Isolate y in the first inequality:

Now, with both x and y inequalities found, graph it.